Operation CHARM: Car repair manuals for everyone.

Overview of Control Modules






Control modules in passenger compartment

Overview of Control Modules







1 - Fresh air blower control module -J126-
• Below instrument panel, right, behind glove compartment

2 - Cornering lamp and headlamp range control module -J745-
• Below instrument panel, right, behind glove compartment

3 - Comfort system central control module -J393-
• through May 2009
• Component location => [ ] Locations

3 - Voltage stabilizer -J532-
• Component location => [ ] Voltage stabilizer -J532-

4 - Radio -R-
• in the center console

5 - Radio/navigation display unit control module -J503-
• in the center console

6 - Front passenger door control module -J387-
• Component location => [ Component Location: ] Front passenger door control module -J387-
• Pin arrangement => [ ] Front passenger door control module -J387-

7 - Airbag control module -J234-
• Component location => [ Control modules in floor area ] Control modules in floor area

8 - Sunroof control module -J245-
• Component location => [ Component Location: ] Control modules in roof area

8 - Driver assistance systems front camera -R242-
• Near the interior rearview mirror

8 - Automatic high beam assist control module -J844-
• Near the interior rearview mirror

9 - Passenger occupant detection system control module -J706-
• Component location => [ Component Location: ] Passenger occupant detection System control module -J706-

10 - TV tuner -R78-
• Component location => [ Control modules in floor area ] Control modules in floor area

11 - Telephone transceiver -R36-
• Component location => [ Control modules in floor area ] Control modules in floor area

12 - Cell phone operating electronics control module -J412-
• Component location => [ Control modules in floor area ] Control modules in floor area

13 - Digital satellite radio tuner -R190-
• Component location => [ Control modules in floor area ] Control modules in floor area
• Pin arrangement => [ Pin Arrangements: ] Locations

14 - Right rear door control module -J389-
• Connector assignment => [ ] Right rear door control module -J389-

15 - Multimedia system control module -J650-
• Below front center armrest

16 - Electro-mechanical parking brake control module -J540-
• Component location => [ Control modules in floor area ] Control modules in floor area

17 - Roof shade control module -J394-
• Component location => [ Component Location: ] Control modules in roof area

18 - Left rear door control module -J388-
• Component location => [ Component Location: ] Left rear door control module -J388-
• Pin arrangement => [ Pin Arrangements: ] Left rear door control module -J388-

19 - Amplifier -R12-
• Component location => [ Control modules in floor area ] Control modules in floor area
• Pin arrangement => [ Pin Arrangements: ] Locations

20 - Digital sound system amplifier -R184-
• Component location => [ Control modules in floor area ] Control modules in floor area

21 - Memory seat/steering column adjustment control module -J136-
• Component location => [ Component Location: ] Locations

22 - Front seat heating control module -J774-
• Component location => [ Component Location: ] Locations

23 - Climatronic control module -J255-
• in the Climatronic A/C control head

24 - A/C control module -J301-
• in the A/C control head

25 - Multifunction steering wheel control module -J453-
• in the multifunction steering wheel

26 - Driver door control module -J386-
• Component location => [ Component Location: ] Driver door control module -J386-
• Pin arrangement => [ Pin Arrangements: ] Driver door control module -J386-

27 - Steering column electronics control module -J527-
• Component location => [ Component Location: ] Steering column electronics control module -J527-
• Component location, from May 2010 => [ , from May 2010 ] Steering column electronics control module -J527- , from May 2010
• Pin arrangement, => [ Connector assignment:, through May 2010 ] Steering column electronics control module -J527-

27 - Electronic steering column lock control module -J764-
• Component location, from May 2010 => [ , from May 2010 ] Electronic steering column lock control module -J764- , from May 2010

28 - Data bus on board diagnostic interface -J533-
• Component location => [ Component Location: ] Locations

28 - Access/start authorization control module -J518-
• Component location => [ ] Access/start authorization control module -J518-

29 - Instrument cluster control module -J285-
• In instrument cluster -K-
• Pin arrangement => [ Pin Arrangements: from November 2007 ] Locations

30 - Anti-theft immobilizer control module -J362-
• In instrument cluster -K-

31 - Parallel parking assistance control module -J791-
• Component location => [ Component Location: ] Steering column electronics control module -J527-
• Pin arrangement => [ Connector assignment: ] Steering column electronics control module -J527-

32 - Vehicle electrical system control module -J519-
• Installed location: from November 2007 => [ Component Location: ] Steering column electronics control module -J527-
• Installed location: from May 2009 => [ ] Vehicle electrical System control module -J519-
• Connector assignment from November 2007 => [ Pin Arrangements: from November 2007 ] Vehicle electrical System control module -J519-
• Pin arrangement from May 2009 => [ Connector assignment:, from May 2009 ] Vehicle electrical System control module -J519-